public class CashApp {
  public static void main(String[] args) {
    CashCard[] cards = {
      new CashCard("A001",500,0),
      new CashCard("A002",300,0),
      new CashCard("A003",1000,1),
      new CashCard("A004",2000,2),
      new CashCard("A005",3000,3)
      };

    for(CashCard card : cards) {
      System.out.printf("(%s,%d,%d)%n",card.number,card.balance, card.bonus);
      }
  }
}
